WID-SEC-W-2022-2349

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

HP Computer AMD Client UEFI Firmware: Mehrere Schwachstellen

view advisory published 2022-12-15

Ein lokaler Angreifer kann mehrere Schwachstellen in HP Computern in der AMD Client UEFI Firmware ausnutzen, um seine Privilegien zu erhöhen und beliebigen Code auszuführen.

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describes (4)

Related CVEs.

IDseverity exploitable
CVE-2021-26392UShigh7.8—
Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS…
CVE-2021-26391UShigh7.8—
Insufficient verification of multiple header signatures while loading a Trusted Application (TA) may allow an attacker with privileges to gain code execution in that TA or the OS/k…
CVE-2020-12931UShigh7.8—
Improper parameters handling in the AMD Secure Processor (ASP) kernel may allow a privileged attacker to elevate their privileges potentially leading to loss of integrity.
CVE-2020-12930UShigh7.8—
Improper parameters handling in AMD Secure Processor (ASP) drivers may allow a privileged attacker to elevate their privileges potentially leading to loss of integrity.
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references

External citations — patches, advisories, analysis.

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